at a hand 's turn
It's a Chinese idiom. Pinyin is y ì y ú f ǎ nzh ǎ ng, which means it's as easy as turning one's hands. It means it's very easy to do things. It comes from Mei Cheng's Shang Shu Jian Wu Wang in Han Dynasty.
Idiom usage
There is nothing difficult in the world, but it is easy for the person who gets it. On Li Xun by Qin Guan of Song Dynasty
Analysis of Idioms
Synonyms: easy to backhand, easy to backhand, easy to turn
The origin of Idioms
"If you want to do what you want to do, you are in danger, and it is difficult for God to do it; if you want to do what you want, you are easy to turn your back and be content with Mount Tai." Feng Yongzhi of the Tang Dynasty wrote in the first chapter of Ji Lun: "one gains and one loses, it's easy to fall back on one's hands, one rises and one dies, it's as fast as one's heels, is it not the duty of the state?"
Idiom explanation
It's easy. It's very easy to do.
at a hand 's turn
to be able to shoulder important tasks - fù zhòng zhì yuǎn
confirmed habits are hard to get rid of - jī zhòng nán fǎn